package com.example.parsejsonandroid;
import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import android.app.ListActivity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.widget.ArrayAdapter;
public class MainActivity extends ListActivity {
URL url;
URLConnection urlConnection;
ArrayAdapter<String> arrayAdapter;
List<String> tweetArray;
StringBuilder builder;
JSONArray jsonArray;
GetTweet getTweet;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getTweet = new GetTweet();
getTweet.execute();
}
class GetTweet extends AsyncTask<Void, Void, Void> {
@Override
protected void onPostExecute(Void result) {
super.onPostExecute(result);
arrayAdapter = new ArrayAdapter<String>(MainActivity.this,android.R.layout.simple_list_item_1,tweetArray);
setListAdapter(arrayAdapter);
}
@Override
protected Void doInBackground(Void... arg0) {
try {
url = new URL("https://api.twitter.com/1/statuses/user_timeline.json?screen_name=takapon_jp");
urlConnection = url.openConnection();
InputStream in = new BufferedInputStream(urlConnection.getInputStream());
BufferedReader reader = new BufferedReader(new InputStreamReader(in, "UTF-8"));
String line;
builder = new StringBuilder();
while ((line = reader.readLine()) != null) {
builder.append(line);
}
in.close();
} catch (Exception e) {
e.printStackTrace();
}
tweetArray = new ArrayList<String>();
try {
jsonArray = new JSONArray(builder.toString());
for (int i = 0; i < jsonArray.length(); i++) {
JSONObject jsonObject = jsonArray.getJSONObject(i);
tweetArray.add(jsonObject.getString("text"));
}
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}